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[83.50.68.71]) by smtp.gmail.com with ESMTPSA id k190-20020a633dc7000000b0037c921abb5bsm2475846pga.23.2022.03.09.04.50.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 09 Mar 2022 04:50:39 -0800 (PST) Message-ID: Date: Wed, 9 Mar 2022 13:50:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.6.1 Subject: Re: [PATCH v7 22/22] gitlab-ci: Support macOS 12 via cirrus-run Content-Language: en-US To: =?UTF-8?Q?Daniel_P=2e_Berrang=c3=a9?= , Thomas Huth , Peter Maydell , =?UTF-8?Q?Alex_Benn=c3=a9e?= References: <20220306231753.50277-1-philippe.mathieu.daude@gmail.com> <20220306231753.50277-23-philippe.mathieu.daude@gmail.com> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::531 (failed) Received-SPF: pass client-ip=2607:f8b0:4864:20::531; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-pg1-x531.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, NICE_REPLY_A=-0.001, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-block@nongnu.org, Christian Schoenebeck , =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , Cameron Esfahani , qemu-devel@nongnu.org, Roman Bolshakov , Will Cohen , Gerd Hoffmann , Akihiko Odaki Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 9/3/22 13:33, Daniel P. Berrangé wrote: > On Wed, Mar 09, 2022 at 12:58:42PM +0100, Thomas Huth wrote: >> Basically fine for me, but can we really run additional cirrus-ci jobs by >> default? IIRC the parallel execution of those were quite limited for the >> free tier, so did you look close that we don't run into additional timeouts >> yet, due to delayed cirrus-ci jobs? > > You can run 2 jobs in parallel in Cirrus. Beyond that they > get queued/serialized > > We have a 1 hour job timeout. > > We have to expect jobs will sometimes run slower than normal. > > IOW if we have a job on Cirrus taking 30 minutes normally, we > expect it will sometimes take 45 minutes. > > All this means that if we want Cirrus to be reliable and not > time out, we can really only have 2 jobs by default, unless > we can get the job execution time down to around 20 minutes > to allow for serialization. > > We used to have terrible problems with cirrus timeouts when > we were running 4 jobs concurrently (2 on staging and 2 on > master). We addressed that in 9968de0a4a5470bd7b98dcd2fae5d5269908f16b > by disabling the jobs on master. > > IOW, we really need to choose 1 macOS job and 1 FreeBSD job > and others need to be marked manual. Not sure which job to choose yet. Per the first google hits we still want to cover Catalina first: https://www.statista.com/statistics/944559/worldwide-macos-version-market-share/ Would it be beneficial to have a 1 per OS job during PR, and other jobs run nightly (once a day, not per PR)?